Home / 11,280.97-16,910.47-4,709.04

Finding the Fourth Proportional to 11,280.97, 16,910.47 and 4,709.04

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Solution

The fourth proportional to 11,280.97, 16,910.47 and 4,709.04 is: 7,058.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.97 : 16,910.47 = 4,709.04 : x
  2. Step 2: Convert to fraction form
    11,280.97/16,910.47 = 4,709.04/x
  3. Step 3: Cross multiply
    11,280.97x = 16,910.47 × 4,709.04
  4. Step 4: Simplify right side
    11,280.97x = 79,632,022.12
  5. Step 5: Solve for x
    x = 79,632,022.12/11,280.97
  6. Step 6: Final answer
    x = 7,058.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.